... and bule) 4.doule o ring Reverse Osmosis Water Filter Housing MODEL NO. GY-PF-PPH001Quantity of 20/40/ ... 40HQ650ctn/1300ctn/1507ctn filter cartridgePP,CTO,UDF,GACHousing size10inchWorking temperature>0°CUnit package ... treatment equipment and RO parts, like pumps, membranes, filter cartridges, faucets, filter housings and others Reverse Osmosis Water Filter Housing